B08_SALIENT_CHARACTERISTICS.pdf

Salient Characteristics S22075

FIVE-BEAM CURRENT PROFILING SYSTEM

Salient Characteristics

1 ea. Five-Beam Current Profiling System:

1. Shall consist of a multi-purpose, self-contained, broadband, five-beam, Acoustic Doppler Current Profiling (ADCP) system.

2. Shall be capable of concurrent or alternating measurement of current, turbulence, waves, and ice.

3. Shall be capable of concurrent measurements of the velocity profile and distance to the surface.

4. Shall be capable of wave measurements (height and direction) and burst mode functionality.

5. Shall have echosounder capability for the measurement of sediment.

6. Shall have bottom tracking capability.

7. Shall have a sampling frequency of at least 16 Hz.

8. Shall have a water velocity profiling range capability up to at least 30 m.

9. Shall have a water velocity range from 1.0 m/s to at least 5.0 m/s.

10. Shall have water velocity measurement accuracy of 1% of measured value +/-0.5 cm/s, or better.

11. Shall have a velocity resolution of 0.1 cm/s, or better.

12. Minimum blanking distance shall be no more than 0.1 m.

13. Shall be capable of wave height measurements of at least 30 m.

14. Shall include built-in temperature, compass, tilt, and pressure sensors.

15. Pressure sensor shall have a range of at least 0-50 m with an accuracy of 0.1% full scale, or better.

16. Shall include at least 16 GB of data storage capability.

17. Shall include an internal battery (or batteries) with a capacity of at least 90 Watt-hours.

18. Shall include Ethernet communication capability and applicable interface port.

19. Shall include a power port for external power input.

20. Shall be provided with a compatible Ethernet interface cable that is at least 10 m in length.

21. Shall be capable of operating over a temperature range from at least -4 to 40o C.

Required Spare Parts

1 ea. External Battery Canister:

22. Shall be compatible with the ADCP described above.

23. Shall consist of an external aluminum battery canister with interface cable.

24. Shall be capable of holding up to 2 battery packs as described below.

1 ea. Battery Pack(s):

25. Shall be compatible with the ADCP and battery canister described above.

26. Shall consist of an 18-volt alkaline battery pack(s).

27. Shall have a capacity of at least 540 Watt-hours.

1 ea. Antifouling Device:

28. Shall consist of a device (i.e. patch, film, feature, or gadget) that attaches to the surface of the ADCP transducers to prevent fouling caused by micro-organisms.

29. Shall include at least 5 pieces, or be adequate to provide protection for all transducers.

Salient Characteristics S22075

30. Shall be transparent in color, as applicable.

1 ea. Software:

31. Shall consist of a stand-alone, interactive application that provides data visualization and full processing capability for the ADCP described above.

32. Shall be capable of importing and displaying data products from the ADCP described above.

33. Shall include interactive QA/QC functionality to identify and manage areas of poor data quality.

34. Shall be capable of producing various graphical data including, but not limited to, contour image, histograms, and time series plots.

35. Shall be capable of wave processing and turbulence analysis.

36. Shall include 1 license that supports at least 3 users.